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? Insulation medium uses dry air, SF6-free and environmentally friendly;

? Three-position isolating switch ensures safe operation with visual breakers;

? Fully insulated, fully sealed design with micro-positive pressure, safe operation at zero-gauge pressure;

? Compact modular design offers flexible solutions;

? Vacuum arc extinguishing chamber replaces grounding switch for short-circuit closing, ensuring safety and reliability;

? Simultaneously supports upper and lower isolation configurations;

? Meets State Grid's primary-secondary integration technical requirements;

? Certified by State Grid standardization with full suite of standardized certifications;

? Offers multiple options including top/side extraction, high-voltage emergency power interfaces, secondary modules, and aviation connectors;

? Critical parameters such as grounding closure exceed State Grid requirements.